Blender lag everywhere when interacting with UI (Win10/GTX 1070)
Okay, after some more efforts experimenting all sorts of setup, I finally get rid of the problem. I couldn't say which is the exact right action to take to have the problem resolved, but the followings altogether are supposed to be the keys to solve my problem:


Like many on the web said, I changed some User Preference -> System settings, mine looks like below now:

I configured my Nvidia control program to turn on everything for blender.exe:




Sorry for the Chinese version, but the Nvidia control panel can be called from the right-click menu on the desktop.


Rebooted my windows. I thought I could have tried reboot earlier...anyway, something needs the reboot to take effect.


Hope this can help whoever has the same problem as mine.

Thanks.